发明名称 |
Verfahren zur Reinigung von metallhaltigen Oberflächen und Verwendung einer Reinigungslösung |
摘要 |
Method for cleaning parts made from aluminum or magnesium comprises contacting the parts with a first aqueous solution containing 0.2-0.5 % of a first composition made from an inorganic acid, two fatty alcohol-ethylene oxide-propylene oxide adducts (fatty alcohol-EO-PO) and a fatty alcohol ethoxylate and contacting the surface with a second aqueous solution containing 0.2-1.5 % of a second composition made from sodium hydroxide and phenol ethoxylate phosphate. |
申请公布号 |
DE102005050556(B8) |
申请公布日期 |
2007.07.26 |
申请号 |
DE20051050556 |
申请日期 |
2005.10.17 |
申请人 |
MACK GMBH |
发明人 |
DIETRICH, MARCO;MACK JUN., WALTER |
分类号 |
C23G1/12;C23G5/032 |
主分类号 |
C23G1/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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